activesupport/test/core_ext/array/prepend_append_test.rb


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require 'abstract_unit'
require 'active_support/core_ext/array'

class PrependAppendTest < ActiveSupport::TestCase
  def test_append
    assert_equal [1, 2], [1].append(2)
  end

  def test_prepend
    assert_equal [2, 1], [1].prepend(2)
  end
end